api: add option to delete own comments

api/comment_get.go

@@ -0,0 +1,41 @@
+package main
+
+import (
+)
+
+func commentGetByCommentHex(commentHex string) (comment, error) {
+	if commentHex == "" {
+		return comment{}, errorMissingField
+	}
+
+	statement := `
+		SELECT
+			commentHex,
+			commenterHex,
+			markdown,
+			html,
+			parentHex,
+			score,
+			state,
+			creationDate
+		FROM comments
+		WHERE comments.commentHex = $1;
+	`
+	row := db.QueryRow(statement, commentHex)
+
+	c := comment{}
+	if err := row.Scan(
+		&c.CommentHex,
+		&c.CommenterHex,
+		&c.Markdown,
+		&c.Html,
+		&c.ParentHex,
+		&c.Score,
+		&c.State,
+		&c.CreationDate); err != nil {
+		// TODO: is this the only error?
+		return c, errorNoSuchComment
+	}
+
+	return c, nil
+}